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The point in an aircraft's flight when there is insufficient fuel to reverse direction and return to the place of origin.
Definition source: English Wiktionary via Wiktextract
Topics: aeronautics, aerospace, aviation, business, engineering, natural-sciences, physical-sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
The point in any process or sequence of events where some development becomes inevitable.
Definition source: English Wiktionary via Wiktextract
Usage: figuratively
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
a line that when crossed permits of no return and typically results in irrevocable commitment
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: Rubicon
Antonyms: none provided
Broader terms: line, dividing line, demarcation, contrast
The expression originated in air navigation planning. The point along the planned flight path beyond which an aircraft will no longer be capable of returning to the takeoff airfield or an alternate airfield due to insufficient fuel is calculated before takeoff. This is mandatory for overwater flights or flights without alternates on route.
Across languages
Translations
25 source translations are retained for this English entry.
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Chinese Mandarin:
航線臨界點 /航线临界点
(hángxiàn línjièdiǎn)
— (aviation) the point in a flight when there is insufficient fuel to return to the origin
-
Dutch:
punt van veilige terugkeer
— (aviation) the point in a flight when there is insufficient fuel to return to the origin
-
Finnish:
toimintasäde
— (aviation) the point in a flight when there is insufficient fuel to return to the origin
-
Finnish:
paluurajakohta
— (aviation) the point in a flight when there is insufficient fuel to return to the origin
-
French:
point de non-retour
— (aviation) the point in a flight when there is insufficient fuel to return to the origin
-
German:
Umkehrgrenzpunkt
— (aviation) the point in a flight when there is insufficient fuel to return to the origin
-
Italian:
punto di non ritorno
— (aviation) the point in a flight when there is insufficient fuel to return to the origin
-
Portuguese:
ponto de não retorno
— (aviation) the point in a flight when there is insufficient fuel to return to the origin
-
Russian:
то́чка невозвра́та
(tóčka nevozvráta)
— (aviation) the point in a flight when there is insufficient fuel to return to the origin
-
Spanish:
punto de no retorno
— (aviation) the point in a flight when there is insufficient fuel to return to the origin
-
Arabic:
نقطة اللاعودة
(noqţaẗ ellā'ewedeẗ)
— the point when it is no longer possible to stop the process
-
Catalan:
punt de no-retorn
— the point when it is no longer possible to stop the process
-
Chinese Mandarin:
不歸路 /不归路
(bùguīlù)
— the point when it is no longer possible to stop the process
-
Dutch:
punt vanwaaruit geen terugkeer mogelijk is
— the point when it is no longer possible to stop the process
-
Finnish:
piste, josta ei ole paluuta
— the point when it is no longer possible to stop the process
-
French:
point de non-retour
— the point when it is no longer possible to stop the process
-
Hebrew:
נְקֻדַּת הָאַל־חָזוֹר
(n'kudát ha'al-khazór)
— the point when it is no longer possible to stop the process
-
Italian:
punto di non ritorno
— the point when it is no longer possible to stop the process
-
Japanese:
帰還不能点
(kikan funou-ten)
— the point when it is no longer possible to stop the process
-
Polish:
punkt bez powrotu
— the point when it is no longer possible to stop the process
-
Portuguese:
ponto de não retorno
— the point when it is no longer possible to stop the process
-
Russian:
то́чка невозвра́та
(tóčka nevozvráta)
— the point when it is no longer possible to stop the process
-
Spanish:
punto de no retorno
— the point when it is no longer possible to stop the process
-
Ukrainian:
то́чка непове́рнення
(tóčka nepovérnennja)
— the point when it is no longer possible to stop the process
-
Welsh:
pwynt di-droi'n-ôl
— the point when it is no longer possible to stop the process
